TY - JOUR AU - Martín Peinador, Elena PY - 1981 SN - 0185-0644 UR - https://hdl.handle.net/20.500.14352/64845 T2 - Anales del Instituto de Matemáticas AB - Let H be a separable, real Hilbert space, L(H) the Banach space of all bounded linear operators on H. For a given sequence (xn)n∈N⊆H with xn≠0 for all n∈N let C(xn):={T∈L(H):∑n∈NTxn<∞} and M(xn):={x∈H:∑ n∈N|(xn,x)|<∞}. The author studies injective... LA - eng M2 - 149 PB - Universidad Nacional Autónoma de México KW - Weak summability dominion KW - absolute summability KW - injective operators TI - The weak summability dominion of a sequence S of the Hilbert space in relation with the set of linear bounded operators TY - journal article VL - 21 ER -